Based on Agatha Christie's "The Secret Adversary," a young couple looking for adventure become involved in the mystery of a missing woman and an espionage ring.
as Pierre Lafitte
as Lucienne Fereoni
as Rita van den Meer
as Jeanette Finné - seine Schwester
as George Finné
as Julius Vardier - Staatssekretär des Innern
as Marglin - Chef des Geheimdienstes
as Boris
as Wittington
